CVE-2021-43483 — HIGH (8.0)

Vulnerability Description

An Access Control vulnerability exists in CLARO KAON CG3000 1.00.67 in the router configuration, which could allow a malicious user to read or update the configuraiton without authentication.

CVSS Score

8.0

HIGH

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Claro	Kaon Cg3000 Firmware	1.00.67
Claro	Kaon Cg3000	-

Related Weaknesses (CWE)

CWE-306

References

https://alexandrevvo.medium.com/improper-access-control-no-control-at-all-in-kaoExploitThird Party Advisory
https://alexandrevvo.medium.com/improper-access-control-no-control-at-all-in-kaoExploitThird Party Advisory

FAQ

What is CVE-2021-43483?

CVE-2021-43483 is a vulnerability with a CVSS score of 8.0 (HIGH). An Access Control vulnerability exists in CLARO KAON CG3000 1.00.67 in the router configuration, which could allow a malicious user to read or update the configuraiton without authentication.

How severe is CVE-2021-43483?

CVE-2021-43483 has been rated HIGH with a CVSS base score of 8.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-43483?

Check the references section above for vendor advisories and patch information. Affected products include: Claro Kaon Cg3000 Firmware, Claro Kaon Cg3000.